If `a_1, a_2, a_3, .... a_4001` are terms of an A.P. such that `1/(a_1a_2)+1/(a_2a_3)+1/(a_3a_
166 views · Published 13 October 2018 · 6:52 · Indexed 3 October 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW If `a_1, a_2, a_3, .... a_4001` are terms of an A.P. such that `1/(a_1a_2)+1/(a_2a_3)+1/(a_3a_4)+......1/(a_4000a_4001)=10` and `a_2+a_4000=50`, then `|a_1-a_4001|` is equal to
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